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| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | #ifndef _XT_RATEEST_H |
| 3 | #define _XT_RATEEST_H |
| 4 | |
| 5 | #include <net/gen_stats.h> |
| 6 | |
| 7 | struct xt_rateest { |
| 8 | /* keep lock and bstats on same cache line to speedup xt_rateest_tg() */ |
| 9 | struct gnet_stats_basic_sync bstats; |
| 10 | spinlock_t lock; |
| 11 | |
| 12 | |
| 13 | /* following fields not accessed in hot path */ |
| 14 | unsigned int refcnt; |
| 15 | struct hlist_node list; |
| 16 | char name[IFNAMSIZ]; |
| 17 | struct gnet_estimator params; |
| 18 | struct rcu_head rcu; |
| 19 | |
| 20 | /* keep this field far away to speedup xt_rateest_mt() */ |
| 21 | struct net_rate_estimator __rcu *rate_est; |
| 22 | }; |
| 23 | |
| 24 | struct xt_rateest *xt_rateest_lookup(struct net *net, const char *name); |
| 25 | void xt_rateest_put(struct net *net, struct xt_rateest *est); |
| 26 | |
| 27 | #endif /* _XT_RATEEST_H */ |
| 28 |
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